The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 28, 2025
Filed:
Jul. 21, 2020
Zeon Corporation, Tokyo, JP;
Masashi Aimatsu, Tokyo, JP;
ZEON CORPORATION, Tokyo, JP;
Abstract
A pigment composition including: a first cholesteric liquid crystal pigment; and a second cholesteric liquid crystal pigment, wherein: the first cholesteric liquid crystal pigment is a pigment having: a center wavelength of a selective reflection band within a wavelength range of 400 nm or more and 800 nm or less; and a selective reflection bandwidth of 150 nm or less; the second cholesteric liquid crystal pigment is a pigment having a selective reflection bandwidth of 200 nm or more within a wavelength range of 400 nm or more and 800 nm or less; the selective reflection band of the first cholesteric liquid crystal pigment and a selective reflection band of the second cholesteric liquid crystal pigment at least partially overlap with each other; and a containing amount of the first cholesteric liquid crystal pigment relative to a total amount of the first cholesteric liquid crystal pigment and the second cholesteric liquid crystal pigment is more than 0% by weight and 30% by weight or less.